Average Co-Inventor Count = 6.00
ph-index = 3
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Checkrobot, Inc. (2 from 9 patents)
2. Other (1 from 832,912 patents)
3 patents:
1. 6837428 - Self-checkout apparatus
2. 5424521 - Article checkout system with price parameter override capacity
3. 5340970 - Article checkout system with security parameter override capacity